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Official data from INPI

APARELHO AERADOR ISOFÔNICO

DeferidaInvention Patent

Application data

Number

PI8606022

Type

Invention Patent

Filing

12/08/1986

Publication

06/30/1987

Progress at the INPI

  1. Filing12/08/86
  2. Publication06/30/87
  3. Examination11/03/87
  4. Allowance09/26/89
  5. Grant06/26/90
  6. Terminated10/03/95

The patent was granted on 06/26/1990 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Artec Ar Condicionado e Engenharia Ltda.

SP, BR

Inventors

A. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

09/26/1989

RPI 988

Solicitação de exame técnico

#4.1

11/03/1987

RPI 889

Publicação antecipada

#3.2

06/30/1987

RPI 871

Pedido de patente depositado

#2.1

04/14/1987

RPI 860

Anuidade - prazo legal encerrado

#18.2

10/03/1995

RPI 1296

Concessão da patente

#16.1

06/26/1990

RPI 1024

Notificação para pagamento de retribuição

#13.1

01/23/1990

RPI 1003

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